{
  "report": "EGXO household egocentric evaluation privacy QA",
  "release_version": "3.0.0",
  "generated_at": "2026-08-01T23:59:58+08:00",
  "status": "PASS",
  "source_snapshot": {
    "metadata_records": 1926,
    "unique_video_objects": 1921,
    "unique_duration_hours": 105.180562,
    "unique_expected_size_gib": 554.487,
    "task_families": 79,
    "contributors": 382,
    "download_state": "complete",
    "download_failures": 0
  },
  "source_media_probe": {
    "records": 1921,
    "errors": 0,
    "size_mismatches": 0,
    "non_single_video_stream_files": 0,
    "files_with_audio": 1859,
    "files_with_data_streams": 268,
    "files_with_gps_or_location_metadata_keys": 202,
    "files_with_time_metadata_keys": 1746,
    "files_with_device_or_encoder_metadata_keys": 697
  },
  "toolchain": {
    "yunet_model_sha256": "8f2383e4dd3cfbb4553ea8718107fc0423210dc964f9f4280604804ed2552fa4",
    "vision_binary_sha256": "84f4540deb9bffa4b3ce383db1dfb1aefecd9fc6bb1a9a903a904e5cf085e43b",
    "opencv_version": "5.0.0",
    "ffmpeg_version": "ffmpeg version 8.1 Copyright (c) 2000-2026 the FFmpeg developers",
    "tesseract_version": "tesseract 5.5.2"
  },
  "candidate_review": {
    "review_parameters": {
      "dense_face_fps": 5.0,
      "dense_face_yunet_threshold": 0.65,
      "all_frame_face_fps": "native",
      "all_frame_face_yunet_threshold": 0.85,
      "visible_pii_fps": 1.0
    },
    "provisional_files": 399,
    "provisional_hours": 30.324292,
    "provisional_task_families": 49,
    "provisional_contributors": 137,
    "review_pool_files": 160,
    "review_pool_hours": 14.294482,
    "review_pool_task_families": 49,
    "review_pool_contributors": 89,
    "dense_face_sampled_frames": 545821,
    "dense_face_exclusions": 119,
    "dense_face_errors": 0,
    "final_all_frame_files": 160,
    "final_all_frame_sampled_frames": 1719623,
    "final_all_frame_face_exclusions": 2,
    "final_all_frame_errors": 0,
    "released_clips_missing_all_frame_results": 0,
    "released_clips_not_all_frame_clear": 0,
    "released_clips_with_reviewed_face_false_positives": 1,
    "released_clips_missing_visible_pii_results": 0,
    "released_clips_with_unresolved_visible_pii_exclusions": 0,
    "released_clips_without_final_privacy_approval": 0,
    "visible_pii_sampled_frames": 51352,
    "visible_pii_flagged_frames": 5136,
    "visible_pii_evidence_frames": 1897,
    "visible_pii_qr_hits": 5,
    "independent_vision_face_alert_files": 46,
    "visible_pii_errors": 0,
    "contact_sheets_reviewed": 93,
    "alert_evidence_sheets_reviewed": 98,
    "manual_review_method": "AI-assisted visual inspection by Codex; not an independent human privacy review",
    "decision_counts": {
      "approved": 147,
      "manual_exclusion": 12
    },
    "approved_candidate_files": 147,
    "approved_candidate_hours": 13.255889
  },
  "release": {
    "video_files": 111,
    "task_families": 49,
    "duration_seconds": 35999.985629,
    "media_size_gib": 47.382,
    "video_only": true,
    "sensitive_metadata_files": 0,
    "checksum_matches": 111,
    "quality_thresholds": {
      "min_short_side": 720,
      "min_pixels": 921600,
      "min_fps": 23.9
    },
    "quality_pass_files": 111,
    "decode_checked_files": 111,
    "decode_failures": 0,
    "verification_failures": [],
    "privacy_gate_failures": []
  },
  "release_controls": [
    "release-local identifiers",
    "video-only H.264 re-encode",
    "orientation-aware scaling without upscaling: landscape up to 1920x1080 and portrait up to 1080x1920",
    "audio, subtitles, data streams, chapters, and source metadata removed",
    "no source filenames, contributor identifiers, storage URLs, or source row indexes",
    "controlled access under written agreement"
  ],
  "claim_boundary": "The procedures reduce privacy risk and found no unresolved face or visible-PII alert in approved release clips. Detector and sampled-review results do not prove the absence of every possible identifier. Suspected issues trigger withdrawal and re-review."
}